IEC 60317-17 pdf download Specifications for particular types of winding wires – Part 17: Polyvinyl acetal enamelled rectangular copper wire, class 105 1 Scope This part of IEC 6031 7 specifies the requirements of enamelled rectangular copper winding wires of class 1 05 with a sole coating based on polyvinyl acetal resin, which can be modified provided it retains the...